Pith Number

pith:U2QB6M4D

pith:2014:U2QB6M4DCFFV4FQYVOOMPNHD4K

not attested not anchored not stored refs pending

On the radiative and thermodynamic properties of the extragalactic far infrared background radiation using COBE FIRAS instrument data

Anatoliy I. Fisenko, Vladimir Lemberg

arxiv:1401.4923 v1 · 2014-01-17 · astro-ph.CO

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{U2QB6M4DCFFV4FQYVOOMPNHD4K}

Prints a linked badge after your title and injects PDF metadata. Compiles on arXiv. Learn more · Embed verified badge

Record completeness

1 Bitcoin timestamp

2 Internet Archive

3 Author claim open · sign in to claim

4 Citations open

5 Replications open

✓ Portable graph bundle live · download bundle · merged state

The bundle contains the canonical record plus signed events. A mirror can host it anywhere and recompute the same current state with the deterministic merge algorithm.

Receipt and verification

First computed	2026-05-18T03:01:44.013769Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a6a01f3383114b5e1618ab9cc7b4e3e2be11ca0ee3fbf09db88591db7de078a0

Aliases

arxiv: 1401.4923 · arxiv_version: 1401.4923v1 · doi: 10.48550/arxiv.1401.4923 · pith_short_12: U2QB6M4DCFFV · pith_short_16: U2QB6M4DCFFV4FQY · pith_short_8: U2QB6M4D

Agent API

Resolver JSON Graph JSON Events JSON Schema Signing key

Verify this Pith Number yourself

curl -sH 'Accept: application/ld+json' https://pith.science/pith/U2QB6M4DCFFV4FQYVOOMPNHD4K \
  | jq -c '.canonical_record' \
  | python3 -c "import sys,json,hashlib; b=json.dumps(json.loads(sys.stdin.read()), sort_keys=True, separators=(',',':'), ensure_ascii=False).encode(); print(hashlib.sha256(b).hexdigest())"
# expect: a6a01f3383114b5e1618ab9cc7b4e3e2be11ca0ee3fbf09db88591db7de078a0

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "1da0e384bbd4c065c843ed45e7a9234571a5f6b2123f31c28452ede4d31d7530",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2014-01-17T18:29:26Z",
    "title_canon_sha256": "f1bbbf9a478e5587ddd87460e04be948f44a5556c32c05c511fd3bd5a81695b6"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1401.4923",
    "kind": "arxiv",
    "version": 1
  }
}